The same with 2xPIII-800:
Booting [/boot/kernel/kernel]...
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FreeBSD 5.0-CURRENT #0: Fri Dec
Just upgraded the kernel, rebooted and it hung/panic'd with:
panic: spin lock sched lock held by 0x0xc02a73el for > 5 seconds
cpuid = 1; lapic.id = 0100
Debugger("panic")
I have DDB enabled, and ctl-alt-esc doesn't break to the debugger, so its
totally hung here ...
dual-cpu celeron, smp e